The purchased and installation cost of some piece of equipment are given as a function of weight rather than capacity. An example of this is the installed cost of large tanks. The 2012 cost of for an installed aluminum tank weighing 36000kg was OMR 636000. For a size ranging from 90,000 to 360000kg the installed cost weight exponent for aluminum tank is 0.93. If an aluminum tank weighing 319000kg is required, what capital investment is needed in the year 2020 ? Assume that; Cost index for year 2012=1798.1 Cost index of year 2022=2171.6